TikTok users in the United States attempting to use the app have been locked out as a ban takes effect, saying they can't use it "for now".

TikTok is set to be banned in the US on 19 January after the Supreme Court denied a last ditch legal bid from its Chinese owner, ByteDance. It found the law banning the social media platform did not violate the first amendment rights of TikTok and its 170 million users,

By Andrew Chung, John Kruzel and David Shepardson WASHINGTON (Reuters) -TikTok warned late Friday it will go dark in the United States on Sunday unless President Joe Biden's administration provides assurances to companies like Apple and Google that they will not face enforcement actions when a ban takes effect.

Trump suggests he will extend the ban deadline by 90 days as Biden’s administration signals it won’t try to stop TikTok’s threatened shutdown on Sunday.

TikTok late Friday warned that it will go dark in the United States on Sunday except President Joe Biden’s administration provides assurances to companies like Apple and Google that they will not face enforcement actions when a ban takes effect.